18438049677905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{929}}^1\times {\mathrm{380251}}^1$

素因数の和:381282

約数の個数: 64

約数和(自身を含む): 26378294181120

約数和(自身を除く): 7940244503215

約数列:

[1, 5, 11, 13, 55, 65, 73, 143, 365, 715, 803, 929, 949, 4015, 4645, 4745, 10219, 10439, 12077, 51095, 52195, 60385, 67817, 132847, 339085, 380251, 664235, 745987, 881621, 1901255, 3729935, 4182761, 4408105, 4943263, 9697831, 20913805, 24716315, 27758323, 48489155, 54375893, 138791615, 271879465, 305341553, 353253179, 360858199, 1526707765, 1766265895, 1804290995, 3885784969, 3969440189, 4592291327, 19428924845, 19847200945, 22961456635, 25787482067, 50515204597, 128937410335, 252576022985, 283662302737, 335237266871, 1418311513685, 1676186334355, 3687609935581, 18438049677905]

約数ペア:

[(1, 18438049677905), (5, 3687609935581), (11, 1676186334355), (13, 1418311513685), (55, 335237266871), (65, 283662302737), (73, 252576022985), (143, 128937410335), (365, 50515204597), (715, 25787482067), (803, 22961456635), (929, 19847200945), (949, 19428924845), (4015, 4592291327), (4645, 3969440189), (4745, 3885784969), (10219, 1804290995), (10439, 1766265895), (12077, 1526707765), (51095, 360858199), (52195, 353253179), (60385, 305341553), (67817, 271879465), (132847, 138791615), (339085, 54375893), (380251, 48489155), (664235, 27758323), (745987, 24716315), (881621, 20913805), (1901255, 9697831), (3729935, 4943263), (4182761, 4408105)]